according to a report, an american at benghazi, libyan is dead after an attack by armed mob. so far this has not been confirmed by nbc news. back to "hardball ". >>> when congressman ryan looked into that tv camera and attacked president obama's medicare savings as, quote, the biggest, he stopped to slide into depression, we made the long road to recovery and we've got the building blocks of a modern, new, different economy. that was former president bill clinton campaigning for president obama today. fresh off his show-stopping performance at the democratic convention, the big dogs out on the campaign trail. tomorrow he's in orlando and the new york times report potential trips down the road to ohio, wisconsin, iowa, nevada and new hampshire. joanne reed is managing editor of rio.com. here's president obama paying tribute to his new best surrogate. >> president clinton made the case in the way only he can. you know, somebody -- somebody e-mailed me after his speech and said, you need to appoint him secretary of explaining stuff. >> joy-ann, there you have it. he not only has